Relationship dossier

Belgium Kingdom of the Netherlands

Relationship assessment

Close Belgian-Dutch cooperation through Benelux and bilateral agreements

Belgium toward Kingdom of the Netherlands

+65

Belgium cooperates with the Netherlands through the Benelux Union and bilateral arrangements, including agreements on the Scheldt estuary and cross-border coordination.

Kingdom of the Netherlands toward Belgium

+65

The Netherlands cooperates with Belgium through the Benelux Union and bilateral arrangements, including agreements on the Scheldt estuary and cross-border coordination.

Overall relationship

+65

The enduring relationship is structured by sustained Benelux cooperation and bilateral agreements on shared policy and cross-border issues. The two governments have also negotiated arrangements concerning the Scheldt estuary, reflecting the use of formal cooperation to address complex shared matters.

How to read these scores

Scores are rough judgments, not objective measurements or current verification. Directional scores describe government policy and conduct, not public opinion. The overall score is an independent estimate, never an average.

−100
Extreme sustained hostility
−50
Substantially adversarial
0
Mixed or neutral, supported by knowledge
+50
Substantially cooperative
+100
Exceptionally close sustained partnership

“Not assessed” means there is no recorded score. Pair existence makes no claim about diplomatic recognition or established relations.

Relationship context

Knowledge coverageStrong

Overview

Belgium and the Netherlands maintain close, sustained government cooperation through the Benelux Union and bilateral arrangements. Their cooperation includes cross-border policy coordination and agreements addressing the Scheldt estuary. These structures support a substantially cooperative relationship, while particular policy priorities and implementation can vary over time.

Key developments

Major uncertainties

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